In this conversation, Dean, Josh, and Aaron discuss Harlan J. Berk Limited (HJB) and the services it offers as a coin dealer. They talk about the history of HJB, its transition from a jewelry store to a coin business, and its focus on ancient coins and antiquities. Aaron shares his experience working at HJB and the challenges of grading and selling ancient coins. They also discuss the buyer bid sale and the advantages it offers compared to traditional auctions. The conversation touches on the increase in buyer's premiums and the importance of organizations like the International Association of Professional Numismatists (IAPN) in protecting collectors and setting industry standards. The conversation covers various topics related to the coin collecting industry, including the importance of attending conferences and networking, the experience at the ANA show, the decline of shows in general, the resurgence of young collectors, the impact of the pandemic on the coin business, and the significance of the book '100 Greatest Ancient Coins'. Aaron shares his top 10 favorite ancient coins and discusses the future of the industry with advancements in technology.